var createError = require('http-errors');
var express = require('express');
var path = require('path');
var cookieParser = require('cookie-parser');
var logger = require('morgan');
var session = require('express-session');
var bodyParser = require('body-parser');
var multer = require('multer');

var loginRouter = require('./routes/login');
var indexRouter = require('./routes/index');
var usersRouter = require('./routes/users');
var apiRouter = require('./routes/api');

//var nodeJsTest = require('./test');
//if (!new nodeJsTest().test())
//  return;

var app = express();

// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'jade');

app.use(logger('dev'));
app.use(express.json());
app.use(express.urlencoded({ extended: false }));
app.use(cookieParser());
app.use(express.static(path.join(__dirname, 'public')));
app.use(session({
  secret: '1QaZxSw@',
  cookie: {
    maxAge: 15 * 60 * 1000
  }
}));

//登录验证
app.use(function (req, res, next) {
  var url = req.originalUrl;
  if (url != "/login" && url != "/api/login" && !req.session.user) {
    return res.redirect("/login");
  }
  console.log('%s %s %s', req.session.user ? req.session.user.username : '', req.method, req.url);
  next();
});

app.use('/', indexRouter);
app.use('/login', loginRouter);
app.use('/users', usersRouter);
app.use('/api', apiRouter);

// catch 404 and forward to error handler
app.use(function (req, res) {
  res.render("404", { status: 404, title: "404-未找到文件" });
});

app.use(function (req, res, next) {
  next(createError(404));
});

// error handler
app.use(function (err, req, res, next) {
  // set locals, only providing error in development
  res.locals.message = err.message;
  res.locals.error = req.app.get('env') === 'development' ? err : {};

  // render the error page
  res.status(err.status || 500);
  res.render('error');
});

module.exports = app;
